RIJA Inc Employee Directory

DesignCalifornia, United States2-10 Employees

RIJA Inc is a design services firm based in San Francisco, California, with origins dating back to 1975 when it began as Ray I. Juachon & Associates. The company operates as a partnership between father and son engineers, focusing on delivering engineering and consulting services to commercial, institutional, and private sector clients in the Bay Area. Its work centers on understanding client requirements and project constraints to provide high-performance, healthy building solutions, positioning the firm within the engineering and consulting segment that supports building quality and occupant well-being. With a small team structure, RIJA emphasizes personalized service and technical expertise to address clients’ project needs in the regional market. A recent development noted is the firm’s continuing operation under the new partnership and its ongoing service orientation in the local design and engineering landscape.

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